16163620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73471}}^1$

素因数の和:73491

約数の個数: 24

約数和(自身を含む): 37029888

約数和(自身を除く): 20866268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 73471, 146942, 293884, 367355, 734710, 808181, 1469420, 1616362, 3232724, 4040905, 8081810, 16163620]

約数ペア:

[(1, 16163620), (2, 8081810), (4, 4040905), (5, 3232724), (10, 1616362), (11, 1469420), (20, 808181), (22, 734710), (44, 367355), (55, 293884), (110, 146942), (220, 73471)]